May 2024 in “Cell proliferation” Melatonin helps hair grow by activating a specific signaling pathway.
September 2019 in “Journal of Investigative Dermatology” Apple stem cell extract may increase the number of stem cells in a part of the hair follicle.
January 2018 in “Journal of translational science” Eating alfalfa sprouts every day can raise testosterone levels in middle-aged men, but broccoli sprouts don't have this effect.
21 citations
,
December 2015 in “Development Growth & Differentiation” DHT is crucial for urethral formation, and its disruption can affect masculinization and lead to hypospadias.
352 citations
,
August 2003 in “Proceedings of the National Academy of Sciences” Nestin is found in hair follicle progenitor cells, linking them to neural stem cells.
179 citations
,
June 2000 in “The American journal of pathology” The absence of functional sebaceous glands causes hair follicle destruction and scarring alopecia.
158 citations
,
May 2003 in “Journal of Investigative Dermatology” Hair growth is influenced by dynamic changes in hair follicle cells, which could help treat hair loss.
63 citations
,
April 2005 in “Mechanisms of development” Mice with too much Claudin-6 have skin barrier problems and abnormal hair growth.
11 citations
,
May 2022 in “Chinese medicine” Alpinetin helps grow hair by turning on hair stem cells and is safe for use.
2 citations
,
July 2004 in “Cell Biology International” uPA helps hair follicle cells grow.
158 citations
,
February 2012 in “Journal of Investigative Dermatology” FGF18 helps keep hair in its resting phase, affecting hair growth cycles.
128 citations
,
October 2011 in “Development” Activating a protein called β-catenin in adult skin can make it behave like young skin, potentially helping with skin aging and hair loss.
42 citations
,
July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
36 citations
,
August 2023 in “Journal of Investigative Dermatology” Understanding the hair growth cycle in mice is crucial for accurate research, as it affects study results and requires careful timing and methods.
26 citations
,
December 1999 in “Journal of Investigative Dermatology” Certain genes are linked to wool follicle structure and function, but not hair cycle regulation.
18 citations
,
March 2016 in “Cosmetics” Telogen Effluvium is a condition causing excessive hair loss due to stress, illness, drugs, or hormonal changes, and can be treated with specific products or naturally resolves after 3-4 years.
4 citations
,
May 2022 in “International journal of molecular sciences” Heat-killed Enterococcus faecalis EF-2001 may promote hair growth and transition hair follicles to the growth phase.
October 2023 in “Nutrients” Millet and wheat extracts may improve hair health and promote growth.
July 2023 in “Al-Azhar Assiut Medical Journal” Trichoscopy helps diagnose and manage hair and scalp disorders in children.
March 2016 in “Experimental Dermatology” EGFR helps hair follicles transition properly by controlling Stathmin levels.
STAT5 and Sox18 are crucial for hair growth and wound healing.
May 2009 in “Hair transplant forum international” Androgens affect hair growth and shedding, with genetic and non-genetic factors influencing baldness.
September 2022 in “Journal of Theoretical Biology” Hair follicles can regenerate after radiation damage but not during a specific growth phase.
1201 citations
,
January 2010 in “Science” Active and quiescent stem cells work together in mammals to maintain and repair tissues.
450 citations
,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
231 citations
,
October 1999 in “Journal of Clinical Investigation” Activating the Sonic hedgehog gene in mice can start the hair growth phase.
149 citations
,
June 2010 in “The FASEB journal” miR-31 regulates hair growth by controlling gene expression in hair follicles.
140 citations
,
December 1998 in “Journal of Investigative Dermatology” Apoptosis in hair follicles varies by growth phase, with TGF-β possibly starting the catagen phase.
130 citations
,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle melanocytes die during hair regression.
112 citations
,
February 2001 in “Journal of Investigative Dermatology” Neuropeptides affect hair growth, with some speeding it up and others slowing it down.